D91VW005
The pilot operated directional control valves are available in 4 sizes: D31DW (standard) and D31NW (high flow) in NG10/NFPA D05, D41VW in NG16/NFPA D07, D81VW (for port diameter up to 26 mm) and D91VW (for port diameter up to 32 mm) in NG25/NFPA D08 and D111VW in NG32/NFPA D10.
All sizes are optionally available with position control or as explosion-proof version according to ATEX and IECEx.